#app2{
}
#app2 .tab-bar{
    display: flex;
}
#app2 .tab-bar>li{
    border:1px solid grey;
    width: 50%;
}
#app2 .tab-bar>li.selected{
background: rgb(253, 221, 155);
color: white;
}
#app2 .tab-content{

}
#app2 .tab-content > li{
    display: none;
}
#app2 .tab-content > li.active{
    display: block;
}